Wednesday, 23 September 2015 17:17

Dendrobium hookerianum

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LIGHT
partial shade
WATER
Treat same as the Chinese Dendrobium
HUMIDITY
Treat same as the Chinese Dendrobium
TEMPERATURE
BLOOM SEASON
Slightly fragrant, blooms in spring
 

A large and attractive species from the Himalayas and adjacent mountain ranges, which occurs in China, in Southeast Tibet, and West Yunnan. It is somewhat reminiscent of D. fimbriatum, but the flowers are larger, with narrower segments, and they are more evenly distributed in several inflorescences over the stem. Cultivation as for other Chinese dendrobiums. Flowers in late summer.

 

CULTIVATION

The International Orchid Register

Dendrobium crepidatum

no information

 

 

The International Orchid Species Encyclopedia

Dendrobium hookerianum Lindl. 1859

Common Name Hooker's Dendrobium [English Botanist 1800's] - In China Jin Er Shi Hu

Flower Size 2 to 4" [5 to 10 cm]

Found in Bangladesh, Assam, the Eastern Himalayas and Myanmar in warm valleys at elevations of 1000 to 2000 meters as a small, medium to large sized, warm to cool growing epiphyte or lithophyte on lava rocks with yellowish, pendulous to arching, rod-like canes with basal pseuobulbous swellings that continue to elongate for many seasons and carrying several, dark green, papery, oblong-lanceolate, wavy margined leaves that blooms in the summer and fall on a slender, drooping, 6" [15 cm] long, 9 to 12 flowered inflorescnece with 2 to 4 flowers in groups arising from near the apex of the previous years cane and carrying large fragrant flowers.

Synonyms

  • Callista hookeriana (Lindl.) Kuntze 1891
  • Dendrobium chrysotis Rchb.f. 1870
  • Dendrobium fimbriatum var. bimaculosum Tang & F.T.Wang 1951
 

References

  • W3 Tropicos
  • Kew Monocot list
  • IPNI
  • The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing ok
  • Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910
  • Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910 as D hookerianum var brachystachyum
  • Die Orchideen Schlechter 1915
  • Flora of Malaya Vol 1 Orchids Holttum 1953
  • AOS Bulletin Vol 28 No 9 1959 drawing
  • Encyclopedia of Cultivated Orchids Hawkes 1965
  • Indian Orchids: A guide to Identification and Culture Vol II Pradhan 1979 photo fide
  • Die Orchideen lieferung 11/12 Schlechter/Brieger 1981
  • Orchid Species Culture, Dendrobium Baker's 1996
  • The Orchids of Bhutan Cribb & Pearce 2002
  • The Dendrobiums H. P. Wood 2006 photos fide
  • Orchids of India A Glimpse Misra 2007
  • Native Orchids From Gaoligongshan Mountains, China Xiaohua, Xiaodong and Xiaochun 2009 photo fide
  • A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo fide
  • Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009
  • Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing ok
  • The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos ok
  • Wild Orchids of Myanmar Hyan Tun [Mr Myanmar] 2014 Photo fide
 
SOURCE: The International Orchid Species Encyclopedia

 

 

From Wikipedia

Dendrobium hookerianum

 

Distribution

The plant is native to the eastern Himalayas region.

It is found in Tibet, Bhutan, Bangladesh, Myanmar, Nepal, northeastern India in Arunachal Pradesh and Assam, and China in Yunnan.[2][3][4]

 

References

  1. Walter Hood Fitch (1817-1892) del. et lith. Description by Joseph Dalton Hooker (1817—1911) - "Curtis's Botanical Magazine" vol. 99 (ser. 3 nr. 29) tab. 6013
  2. Kew World Checklist of Selected Plant Families
  3. Flora of China v 25 p 383, 金耳石斛 jin er shi hu, Dendrobium hookerianum Lindley, J. Proc. Linn. Soc., Bot. 3: 8. 1858.
  4. Lucksom, S.Z. (2007). The orchids of Sikkim and North East Himalaya: 1-984. S.Z.Lucksom, India.

SOURCE: Wikipedia

 

 

From Flora of China

 

Callista hookeriana (Lindley) Kuntze; Dendrobium fimbriatum Hooker var. bimaculosum Tang & F. T. Wang.

Stems pendulous, cylindric, 30-80 cm, 4-7 mm in diam., rigid, unbranched, with many nodes, internodes 2-5 cm, pale yellow when dry. Leaves alternate along entire stem, ovate-lanceolate or oblong, 7-17 × 2-3.5 cm, leathery, base slightly contracted and dilated into sheaths, upper part asymmetric, apex long acute; leaf sheath tightly embracing stem. Inflorescences 1 to several, along distal part of current season’s mature leafy stems, 4-10 cm, laxly 2-7-flowered; peduncle 2.5-5 cm, often spreading outward at 90° angle to stem; basal sheaths 3 or 4, overlapping, lowermost shortest, upper longest; floral bracts ovate-lanceolate, 4-6 mm, apex acute. Pedicel and ovary 3-4 cm. Flowers spreading, thinly textured, golden yellow, disk with a purple blotch on each side. Dorsal sepal elliptic-oblong, 24-35 × 9-16 mm, 7-veined, acute; lateral sepals oblong, 24-35 × 9-16(or more) mm, 7-veined, base oblique, apex subobtuse or acute; mentum conic, ca. 8 mm. Petals oblong, 24-35 × 10-18(or more) mm, 7-veined, margin entire, apex subobtuse; lip suborbicular, 20-30 mm wide, adaxially densely pubescent, base shortly clawed, claw with a callus, margin compound fimbriate. Column ca. 4 mm, upper part enlarged; anther cap conic, glabrous, front margin denticulate.

Lithophytic on rocks in mountain valleys, epiphytic on tree trunks in mountain forests; 1000-2300 m. SE Xizang, W Yunnan [E and NE India].

H. P. Wood (Dendrobiums, 641. 2006) considered Dendrobium hookerianum to be on the borderline between D. sect. Dendrobium and D. sect. Holochrysa.

SOURCE: E-Floras.org

 

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